[INFO] cloning repository https://github.com/VirtuousCrane/ips_logger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VirtuousCrane/ips_logger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVirtuousCrane%2Fips_logger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVirtuousCrane%2Fips_logger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 684f8e5bfca4c8533564e807aa079eeb07d79f22
[INFO] checking VirtuousCrane/ips_logger against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVirtuousCrane%2Fips_logger" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/VirtuousCrane/ips_logger on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/VirtuousCrane/ips_logger
[INFO] finished tweaking git repo https://github.com/VirtuousCrane/ips_logger
[INFO] tweaked toml for git repo https://github.com/VirtuousCrane/ips_logger written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/VirtuousCrane/ips_logger already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustls-pemfile v2.1.1
[INFO] [stderr]   Downloaded rustls-native-certs v0.7.0
[INFO] [stderr]   Downloaded uuid v1.8.0
[INFO] [stderr]   Downloaded rustls-pki-types v1.3.1
[INFO] [stderr]   Downloaded bluez-generated v0.3.0
[INFO] [stderr]   Downloaded heck v0.5.0
[INFO] [stderr]   Downloaded async-trait v0.1.78
[INFO] [stderr]   Downloaded dbus-tokio v0.7.6
[INFO] [stderr]   Downloaded jni-utils v0.1.1
[INFO] [stderr]   Downloaded clap_builder v4.5.2
[INFO] [stderr]   Downloaded tokio-stream v0.1.15
[INFO] [stderr]   Downloaded btleplug v0.10.5
[INFO] [stderr]   Downloaded rumqttc v0.24.0
[INFO] [stderr]   Downloaded bluez-async v0.7.2
[INFO] [stderr]   Downloaded anstream v0.6.13
[INFO] [stderr]   Downloaded clap_derive v4.5.3
[INFO] [stderr]   Downloaded clap v4.5.3
[INFO] [stderr]   Downloaded tokio-rustls v0.25.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdca92894a827abb608daf3d99b68cbc15a0b8a9be122782b9dcd47d4df4cedb
[INFO] running `Command { std: "docker" "start" "-a" "cdca92894a827abb608daf3d99b68cbc15a0b8a9be122782b9dcd47d4df4cedb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdca92894a827abb608daf3d99b68cbc15a0b8a9be122782b9dcd47d4df4cedb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdca92894a827abb608daf3d99b68cbc15a0b8a9be122782b9dcd47d4df4cedb", kill_on_drop: false }`
[INFO] [stdout] cdca92894a827abb608daf3d99b68cbc15a0b8a9be122782b9dcd47d4df4cedb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f8a0316cd76a554eb08d7cdf94a1208821e5acffd21be6323158895a91193c2
[INFO] running `Command { std: "docker" "start" "-a" "1f8a0316cd76a554eb08d7cdf94a1208821e5acffd21be6323158895a91193c2", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]     Checking rustls-pki-types v1.3.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling async-trait v0.1.78
[INFO] [stderr]    Compiling rustls v0.22.2
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking xml-rs v0.8.19
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking rustls-pemfile v2.1.1
[INFO] [stderr]    Compiling libdbus-sys v0.2.5
[INFO] [stderr]     Checking rustls-native-certs v0.7.0
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling clap_derive v4.5.3
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking rustls-webpki v0.102.2
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking clap v4.5.3
[INFO] [stderr]     Checking dbus v0.9.7
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-rustls v0.25.0
[INFO] [stderr]     Checking rumqttc v0.24.0
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking serde-xml-rs v0.6.0
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking bluez-generated v0.3.0
[INFO] [stderr]     Checking dbus-tokio v0.7.6
[INFO] [stderr]     Checking bluez-async v0.7.2
[INFO] [stderr]     Checking btleplug v0.10.5
[INFO] [stderr]     Checking ips_logger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Manager as _`
[INFO] [stdout]  --> src/ble.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use btleplug::{api::{Central, Manager as _, Peripheral}, platform::Adapter};
[INFO] [stdout]   |                               ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Manager as _`
[INFO] [stdout]  --> src/ble.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use btleplug::{api::{Central, Manager as _, Peripheral}, platform::Adapter};
[INFO] [stdout]   |                               ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Adapter`, `CentralEvent`, `ValueNotification`
[INFO] [stdout]  --> src/main.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use btleplug::{api::{Central, CentralEvent, Manager as _, Peripheral, ScanFilter, ValueNotification}, platform::{Adapter, Manager}};
[INFO] [stdout]   |                               ^^^^^^^^^^^^                                        ^^^^^^^^^^^^^^^^^              ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Adapter`, `CentralEvent`, `ValueNotification`
[INFO] [stdout]  --> src/main.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use btleplug::{api::{Central, CentralEvent, Manager as _, Peripheral, ScanFilter, ValueNotification}, platform::{Adapter, Manager}};
[INFO] [stdout]   |                               ^^^^^^^^^^^^                                        ^^^^^^^^^^^^^^^^^              ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `stream::StreamExt`
[INFO] [stdout]  --> src/main.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures::{future::join_all, stream::StreamExt};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Client`
[INFO] [stdout]  --> src/main.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rumqttc::{AsyncClient, Client, MqttOptions, Packet, QoS};
[INFO] [stdout]   |                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `stream::StreamExt`
[INFO] [stdout]  --> src/main.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures::{future::join_all, stream::StreamExt};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `tokio` is imported redundantly
[INFO] [stdout]  --> src/main.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::{self, sync::RwLock, time};
[INFO] [stdout]   |             ^^^^ the item `tokio` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Client`
[INFO] [stdout]  --> src/main.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rumqttc::{AsyncClient, Client, MqttOptions, Packet, QoS};
[INFO] [stdout]   |                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `tokio` is imported redundantly
[INFO] [stdout]  --> src/main.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::{self, sync::RwLock, time};
[INFO] [stdout]   |             ^^^^ the item `tokio` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread`
[INFO] [stdout]  --> src/main.rs:9:66
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{collections::HashMap, error::Error, sync::{mpsc, Arc}, thread, time::Duration};
[INFO] [stdout]   |                                                                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread`
[INFO] [stdout]  --> src/main.rs:9:66
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{collections::HashMap, error::Error, sync::{mpsc, Arc}, thread, time::Duration};
[INFO] [stdout]   |                                                                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Peripheral`
[INFO] [stdout]  --> src/main.rs:1:59
[INFO] [stdout]   |
[INFO] [stdout] 1 | use btleplug::{api::{Central, CentralEvent, Manager as _, Peripheral, ScanFilter, ValueNotification}, platform::{Adapter, Manager}};
[INFO] [stdout]   |                                                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Peripheral`
[INFO] [stdout]  --> src/main.rs:1:59
[INFO] [stdout]   |
[INFO] [stdout] 1 | use btleplug::{api::{Central, CentralEvent, Manager as _, Peripheral, ScanFilter, ValueNotification}, platform::{Adapter, Manager}};
[INFO] [stdout]   |                                                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mqtt_tx`
[INFO] [stdout]   --> src/main.rs:58:10
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let (mqtt_tx, mqtt_rx) = mpsc::channel::<Arc<BeaconCalibrationMap>>();
[INFO] [stdout]    |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mqtt_tx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mqtt_rx`
[INFO] [stdout]   --> src/main.rs:58:19
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let (mqtt_tx, mqtt_rx) = mpsc::channel::<Arc<BeaconCalibrationMap>>();
[INFO] [stdout]    |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mqtt_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mqtt_tx`
[INFO] [stdout]   --> src/main.rs:58:10
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let (mqtt_tx, mqtt_rx) = mpsc::channel::<Arc<BeaconCalibrationMap>>();
[INFO] [stdout]    |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mqtt_tx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mqtt_rx`
[INFO] [stdout]   --> src/main.rs:58:19
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let (mqtt_tx, mqtt_rx) = mpsc::channel::<Arc<BeaconCalibrationMap>>();
[INFO] [stdout]    |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mqtt_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     client.subscribe(args.topic, QoS::AtMostOnce).await;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let _ = client.subscribe(args.topic, QoS::AtMostOnce).await;
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     client.subscribe(args.topic, QoS::AtMostOnce).await;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let _ = client.subscribe(args.topic, QoS::AtMostOnce).await;
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.82s
[INFO] running `Command { std: "docker" "inspect" "1f8a0316cd76a554eb08d7cdf94a1208821e5acffd21be6323158895a91193c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f8a0316cd76a554eb08d7cdf94a1208821e5acffd21be6323158895a91193c2", kill_on_drop: false }`
[INFO] [stdout] 1f8a0316cd76a554eb08d7cdf94a1208821e5acffd21be6323158895a91193c2